Single stud construction toy block



FIG. 1 is a top perspective view of single stud construction toy blockaccording to the invention;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is an end elevational view thereof, the opposite end elevationalview and the front and back elevational views thereof being identical.

The ornamental design for a single stud construction toy block, as shownand described.